Polly Greenberg is the Chief of the Major Economic Crimes Bureau at the New York County District Attorney's Office. She is responsible for managing prosecutors, investigators, analysts and paralegals who conduct investigations into securities and commodities fraud, large-scale mortgage and insurance fraud, Ponzi schemes, international money laundering, terrorist financing, sanctions evasion, asset forfeiture, tax crimes, human trafficking, and wiretap investigations. Polly joined the Office in 1993, starting in the Appeals Bureau and later serving in the Investigations Division. She conducted one of the Office's early enterprise corruption trials. After leaving the Office in late 2000 for private practice, Polly returned to the Office in 2005 and was assigned to the Rackets Bureau, where she conducted wiretap investigations into organized crime and prosecuted public corruption cases. She was part of teams that obtained enterprise corruption indictments against members and associates of the Genovese organized crime family for operating an illegal gambling ring out of the Hunts Point Market, and against 29 members and associates of the Lucchese organized crime family for charges including corruption at the New York City Department of Buildings. She graduated from Wesleyan University with High Honors in American Studies and attended New York University School of Law.